<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="../vue.js"></script>
</head>
<body>
    <div id="app">
        <!-- 组件命名:驼峰需要<Xxx-Xxx/>写法 -->
        <Count/>
    </div>
    <script>
        const Count = Vue.extend({
            name:"Count",
            data(){
                return{
                    count:1
                }
            },
            template:`
                <h1>{{count}}</h1>
            `
        })
        // 需要在Vue实例上注册才能使用组件
        new Vue({
            el:'#app',
            data(){
                return{
                    
                }
            },
            components:{
                Count
            }
        })
    </script>
</body>
</html>